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5 terms
Photonics Dictionary: B
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eyepiece x
B x
bench
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optical bench
A support for optical parts comprising a solid bed that permits precise longitudinal movement of one component relative to the others, and a number of sliders equipped with holders for lenses, lamps,...
Bertrand lens
A small convergent lens, located between the objective and eyepiece of a microscope, that focuses an image of the upper focal plane of the objective in the focal plane of the eyepiece. It is commonly...
binocular microscope
A microscope designed with two eyepieces (oculars), permitting the use of both eyes when viewing through the instrument.
binoculars
Binoculars are optical instruments used for magnifying distant objects by using two parallel telescopes mounted side by side. They allow users to see distant objects more clearly and in greater...
Brucke loupe
A telemicroscope in which a negative eyepiece is used to produce erect images.
Photonics Dictionary
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